>> I know that propel.phpdb.org has had a hard time staying online. I>> spent some time this weekend setting up Nagios for monitoring, but>> my configuration is still now working correctly. I may switch to>> a tool that I find easier to configure (e.g. OpenNMS), but for>> now, just ping me & I will restart Apache. I'm also going to look>> into limiting mod_python/Apache memory consumption, per Alan's>> suggestion.

Yeah we've to restart our trac server each morning, too :D

What could help is to lower the MaxRequestPerChild directive so childs areterminated after a specific number of requests. But I don't know if thememory allocation is per-child or global.